Chen Si, Yangtze River, Nanjing Bridge, China, Suicide

Chen Si, Yangtze River, Nanjing Bridge, China, Suicide

Ching-Ching Ni / Los Angeles Times

Chen Si, a manager at a shipping company, has made it his duty to try to stop suicides on the Nanjing Bridge over the Yangtze River. He says he has stopped 144 people from jumping in four years. But he's not always successful.

Chen Si, a manager at a shipping company, has made it his duty to try to stop suicides on the Nanjing Bridge over the Yangtze River. He says he has stopped 144 people from jumping in four years. But he's not always successful. (Ching-Ching Ni / Los Angeles Times)

Chen Si, a manager at a shipping company, has made it his duty to try to stop suicides on the Nanjing Bridge over the Yangtze River. He says he has stopped 144 people from jumping in four years. But he's not always successful.